code family genus species - college of agriculture ... · piper rabbitbrush, southwest cytpu...
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Weed Name Bayer Code
Family
Genus
Species
quackgrass AGRRE Gramineae Elytrigia repens (L.) Nevski
quakinggrass, lesser
BRZMI Gramineae Briza minor L.
queen-of-the-meadow
FIIUL Rosaceae Filipendula ulmaria (L.) Maxim.
queen-of-the-prairie
FIIRU Rosaceae Filipendula rubra (Hill) B.L.Robins.
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Weed Name
Bayer Code
Family
Genus
Species
rabbit-tobbaco GNAOB Compositae Gnaphalium polycephalum Michx.
rabbitbells CVTRO Leguminosae Crotalaria rotundifolia Gmel.
rabbitbrush CYTSS Compositae Chrysothamnus sp.
rabbitbrush, Douglas
CYTVI Compositae Chrysothamnus viscidiflorus (Hook.) Nutt.
rabbitbrush, Parry
CYTPA Compositae Chrysothamnus parryi (Gray) Greene
rabbitbrush, desert
CYTPN Compositae Chrysothamnus paniculatus (Gray) Hall
rabbitbrush, gray
CYTNA Compositae Chrysothamnus nauseosus (Pallas) Britt.
rabbitbrush, greenplume
CYTNG Compositae Chrysothamnus nauseosus ssp. graveolens (Nutt.) Piper
rabbitbrush, southwest
CYTPU Compositae Chrysothamnus pulchellus (Gray) Greene
https://www.msu.edu/~zandstra/Complete-Weed-List/Weed-List-QY.htm#top#top�
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rabbitfootgrass POHMO Gramineae Alopecurus monspeliensis (L.) Desf.
radish RAPSN Cruciferae Raphanus sativus L.
radish, wild RAPRA Cruciferae Raphanus raphanistrum L.
ragweed, blood AMBTT Compositae Ambrosia trifida var. texana Scheele
ragweed, common
AMBEL Compositae Ambrosia artemisiifolia L.
ragweed, false FRSST Compositae Ambrosia tenuifolia Spreng.
ragweed, giant AMBTR Compositae Ambrosia trifida L.
ragweed, lanceleaf
AMBBI Compositae Ambrosia bidentata Michx.
ragweed, parthenium
FRSCO Compositae Ambrosia maritima auct., non L.
ragweed, perennial
AMBPC Compositae Ambrosia psilostachya var. coronopifolia (T. & G.) Farw.
ragweed, western
AMBPS Compositae Ambrosia psilostachya DC.
ragwort SENSS Compositae Senecio sp.
ragwort, tansy SENJA Compositae Senecio jacobaea L.
rape, bird BRSRO Cruciferae Brassica rapa L. ssp. oleifera (DC.) Metzg.
raspberry RUBSS Rosaceae Rubus sp.
raspberry, American red
RUBSG Rosaceae Rubus idaeus var. strigosus (Michx.)
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Maxim.
raspberry, European red
RUBID Rosaceae Rubus idaeus L.
raspberry, Molucca
RUBMO Rosaceae Rubus moluccanus L.
rattle, yellow RHIMI Scrophulariaceae Rhinanthus minor L.
rattlebox CVTSA Leguminosae Crotalaria sagittalis L.
rattlebox, wedgeleaf
CVTRE Leguminosae Crotalaria retusa L.
rattlebush SEBPU Leguminosae Daubentonia punicea (Cav.) DC.
rattlebush, Drummond
SEBDR Leguminosae Sesbania drummondii (Rydb.) Cory
rattlesnakeweed HIEVE Compositae Hieracium venosum L.
ravennagrass ERNRA Gramineae Erianthus ravennae (L.) Beauv.
redbud, eastern CCSCA Fabaceae Cercis canadensis L.
redcedar, eastern
IUPVI Cupressaceae Juniperus virginiana L.
redcedar, southern
IUPSL Cupressaceae Juniperus silicicola (Small) Bailey
redroot LAHTI Haemodoraceae Lachnanthes tinctorum (Gmel.) Sprague
redstem AMMAU Lythraceae Ammannia auriculata Willd.
redtopgrass AGSGI Gramineae Agrostis alba L. var. stolonifera (L.) SM.
redvine BRVCI Polygonaceae Brunnichia cirrhosa Gaertn.
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redweed MEOCO Sterculiaceae Melochia corchorifolia L.
reed, common PHRCO Gramineae Phragmites australis (Cav.) Trin. ex Steud.
reed, giant ABKDO Gramineae Arundo donax L.
reedgrass, bluejoint
CLMCD Poaceae Calamagrostis canadensis (Michx.) Nutt.
rescuegrass BROCA Gramineae Bromus schraderi Kunth
rhodesgrass CHRGA Gramineae Chloris gayana Kunth
rhododendron, Canadian
RHOCA Ericaceae Rhododendron canadense (L.) Torr.
rice, including red rice
ORYSA Gramineae Oryza sativa L.
ricegrass SPTAN Gramineae Spartina anglica C.E.Hubb
rocket many Cruciferae many many
rocket, London SSYIR Cruciferae Sisymbrium irio L.
rocket, garden ERUVE Cruciferae Eruca vesicaria (L.) Cav. ssp. sativa (Mill.) Thell.
rocket, sand DIPMU Cruciferae Diplotaxis muralis (L.) DC.
rocket, wall DIPTE Cruciferae Diplotaxis tenuifolia (L.) DC.
rocket, yellow BARVU Cruciferae Barbarea vulgaris R. Br.
rockpurslane, desert
CLNCM Portulacaceae Calandrinia ciliata (R.&P.) DC. var. menziesii (Hook.)
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Macbr.
rockpurslane, redmaids
CLNCM Portulacaceae Calandrinia caulescens (R.&P.) DC. var. menziesii (Hook.) Macbr.
rose, Cherokee ROSLA Rosaceae Rosa laevigata Michx.
rose, Macartney ROSBC Rosaceae Rosa bracteata J.C.Wendl
rose, Scotch ROSPP Rosaceae Rosa pimpinellifolia L.
rose, Virginia ROSVI Rosaceae Rosa virginiana Mill.
rose, cinnamon ROSMJ Rosaceae Rosa majalis Herrm.
rose, dog ROSCN Rosaceae Rosa canina L.
rose, multiflora ROSMU Rosaceae Rosa multiflora Thunb. ex Murr.
rose, prairie wild
ROSAK Rosaceae Rosa arkansana Porter
rose, prickly ROSAC Rosaceae Rosa acicularis Lindl.
rose, rugosa ROSRG Rosaceae Rosa rugosa Thunb.
rose, sweetbriar ROSRB Rosaceae Rosa rubiginosa L.
rosinweed SIPSS Compositae Silphium sp.
rosinweed, showy
SIPSP Compositae Silphium asperrimum Hook.
rosinweed, wholeleaf
SIPIN Compositae Silphium integrifolium Michx.
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rubberweed, bitter
HYXOD Compositae Hymenoxys odorata DC.
rue, African PEGHA Zygophyllaceae Peganum harmala L.
rue, common RUAGR Rutaceae Ruta graveolens L.
rush IUNSS Juncaceae Juncus sp.
rush (flowering)
IUNSS Juncaceae Juncus sp.
rush, Baltic IUNBA Juncaceae Juncus balticus Willd.
rush, needle IUNRO Juncaceae Juncus roemerianus Scheele
rush, slender IUNTE Juncaceae Juncus tenuis Willd.
rush, soft IUNEF Juncaceae Juncus effusus L.
rush, toad IUNBU Juncaceae Juncus bufonius L.
rush, tufted IUNAN Juncaceae Juncus acuminatus Michx.
rustweed POEPR Loganiaceae Polypremum procumbens L.
rye (volunteer) SECCE Gramineae Secale cereale L.
ryegrass LOLSS Gramineae Lolium sp.
ryegrass, Italian LOLMU Gramineae Lolium multiflorum Lam.
ryegrass, hardy LOLRE Gramineae Lolium remotum L.
ryegrass, perennial
LOLPE Gramineae Lolium perenne L.
ryegrass, poison
LOLTE Gramineae Lolium temulentum L.
ryegrass, rigid LOLRI Gramineae Lolium rigidum Gaudin
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https://www.msu.edu/~zandstra/Complete-Weed-List/Weed-List-QY.htm#top#top�
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Weed Name
Bayer Code
Family
Genus
Species
sacaton, alkali SPZAI Gramineae Sporobolus airoides Torr.
sage SALSS Labiatae Salvia sp.
sage, black SALMF Labiatae Salvia mellifera Greene
sage, blue SALAZ Labiatae Salvia azurea Lam.
sage, lanceleaf SALRE Labiatae Salvia reflexa Hornem.
sage, meadow SALPR Labiatae Salvia pratensis L.
sage, Mediterranean
SALAE Labiatae Salvia aethiopis L.
sage, pitchers SALAG Labiatae Salvia azurea var. grandiflora Benth.
sage, white SALAP Labiatae Salvia apiana Jeps.
sage, whorled SALVE Labiatae Salvia verticillata L.
sagebrush, big ARTTR Compositae Artemisia tridentata Nutt.
sagebrush, California
ARTCA Compositae Artemisia californica Less.
sagebrush, fringed
ARTFR Compositae Artemisia frigida Willd.
sagebrush, sand ARTFI Compositae Artemisia filifolia Torr.
sagewort, common
ARTCM Compositae Artemisia campestris L.
sagewort, field ARTCC Compositae Artemisia campestris ssp. caudata (Michx.) Hall & Clements
salmonberry RUBSP Rosaceae Rubus spectabilis Pursh
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salsify, common TROPS Compositae Tragopogon porrifolius L.
salsify, meadow TROPR Compositae Tragopogon pratensis L.
salsify, western TRODM Compositae Tragopogon dubius Scop.
saltbush, Australian
ATXSE Chenopodiaceae Atriplex semibaccata R.Br.
saltbush, fourwing
ATXCA Chenopodiaceae Atriplex canescens (Pursh) Nuttall
saltbush, Salton ATXEF Chenopodiaceae Atriplex elegans ssp. fasciculata (S.Wats.) Hall & Clements
saltbush, shadscale
ATXCO Chenopodiaceae Atriplex confertifolia (Torr. & Frem.) S.Wats.
saltbush, silver myrtle
ATXSS Chenopodiaceae Atriplex sp.
saltbush, silverscale
ATXAR Chenopodiaceae Atriplex argentea Nutt.
saltbush, wheelscale
ATXEL Chenopodiaceae Atriplex elegans (Moq.) D.Dietr.
saltcedar TAAPE Tamariscaceae Tamarix odessana Stev. ex Bunge
saltgrass, seashore
DISSP Gramineae Distichlis spicata (L.) Greene
saltwort, Mediterranean
SASVE Chenopodiaceae Salsola vermiculata L.
saltwort, spiny SASKA Chenopodiaceae Salsola kali L.
salvinia SAVSS Salviniaceae Salvinia sp.
salvinia, giant SAVAU Salviniaceae Salvinia auriculata Aubl.
sandbur CCHSS Gramineae Cenchrus sp.
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sandbur (seedling)
CCHSS Gramineae Cenchrus sp.
sandbur, dune CCHTR Gramineae Cenchrus tribuloides L.
sandbur, field CCHIN Gramineae Cenchrus incertus M.A.Curtis
sandbur, longspine
CCHPA Gramineae Cenchrus longispinus (Hack.) Fern.
sandbur, southern
CCHEC Gramineae Cenchrus echinatus L.
sandspur KRALA Krameriaceae Krameria lanceolata Torr.
sandspurry, red SPBRU Caryophyllaceae Spergularia rubra (L.) J. & C.Presl
sandwort, grove MGJLA Caryophyllaceae Moehringia lateriflora (L.) Fenzl.
sandwort, thymeleaf
ARISE Caryophyllaceae Arenaria serpyllifolia L.
sarsaparillavine SMIPU Liliaceae Smilax pumila Walt.
sassafras SSAAL Lauraceae Sassafras albidum (Nutt.) Nees
satintail, Brazilian
IMPBR Gramineae Imperata brasiliensis Trin.
savory, summer STIHO Labiatae Satureja hortensis L.
sawbriar, cat SMIGL Liliaceae Smilax glauca Walt.
sawgrass CLKJA Cyperaceae Cladium jamaicense Crantz
scabious, starry CJNVU Compositae Crupina vulgaris Cass.
scaleseed, spreading
SMPDI Umbelliferae Spermolepis divaricata (Walt.) Britt.
scouringrush EQUHY Equisetaceae Equisetum hyemale L.
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scurfpea, lemon PSRSS Leguminosae Psoralea sp.
sea-rocket CAKMA Cruciferae Cakile maritima Scop.
sedge, annual CYPCP Cyperaceae Cyperus compressus L.
sedge, beaked CRXRO Cyperaceae Carex rostrata Stokes ex With.
sedge, cylindric CYPRT Cyperaceae Cyperus retrorsus Chapman
sedge, Frank CRXFR Cyperaceae Carex frankii Kunth
sedge, giant whitetop
DICLA Cyperaceae Dichromena latifolia Baldwin ex Ell.
sedge, globe CYPGL Cyperaceae Cyperus globulosus Aublet
sedge, green CYPVI Cyperaceae Cyperus virens Michx.
sedge, hop CRXLU Cyperaceae Carex lupulina Muhl. ex Willd.
sedge, knob CYPPV Cyperaceae Cyperus pseudovegetus Steud.
sedge, Leconte CYPLE Cyperaceae Cyperus lecontei Torr.
sedge, Louisiana
CRXLN Cyperaceae Carex louisianica Bailey
sedge, Nebraska CRXNB Cyperaceae Carex nebraskensis Dewey
sedge, nerved waxy
CRXVR Cyperaceae Carex verrucosa Muhl.
sedge, pale CRXPL Cyperaceae Carex pallescens L.
sedge, ripgut CRXLA Cyperaceae Carex lacustris Willd.
sedge, rough CRXSN Cyperaceae Carex senta Boott
sedge, smallflower
CYPDI Cyperaceae Cyperus difformis L.
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umbrella
sedge, sugargrass
CRXAT Cyperaceae Carex atherodes Spreng.
sedge, Surinam CYPSU Cyperaceae Cyperus surinamensis Rottb.
sedge, Texas CYPPO Cyperaceae Cyperus polystachyos Rottb. var. texensis (Torr.) Fern.
sedge, water CRXAQ Cyperaceae Carex aquatilis Wahlenb.
sedge, waxy CRXGL Cyperaceae Carex glaucescens Ell.
sedge, whitetop DICCO Cyperaceae Dichromena colorata (L.) A.S.Hitchc.
sedge, widefruit CRXEU Cyperaceae Carex eurycarPa Holm
sedge, wolftail CRXCH Cyperaceae Carex cherokeensis Schwein.
sedge, woolfruit CRXLC Cyperaceae Carex lasiocarPa Ehrh.
sedge, yellow-white
CRXAL Cyperaceae Carex albolutescens Schwein.
seepweed, alkali SUEFR Chenopodiaceae Suaeda fruticosa Forsk.
seepweed, western
SUEOC Chenopodiaceae Suaeda occidentalis S.Wats.
senna, coffee CASOC Leguminosae Cassia occidentalis L.
senna, wild CASMA Leguminosae Cassia marilandica L.
sensitivebriar, catclaw
SCNNU Leguminosae Schrankia uncinata Willd.
sensitivebriar, littleleaf
SCNMI Leguminosae Schrankia microphylla (Dryand.)
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Macbr.
sensitiveplant MIMPU Leguminosae Mimosa pudica L.
sensitiveplant, giant
MIMIN Leguminosae Mimosa invisa Mart.
serviceberry AMESS Rosaceae Amelanchier sp.
serviceberry, Allegheny
AMELA Rosaceae Amelanchier laevis Wieg.
sesbania SEBSS Leguminosae Sesbania sp.
sesbania, bagpod
SEBVI Leguminosae Sesbania vesicaria (Jacq.) Ell.
sesbania, hemp SEBEX Leguminosae Sesbania exaltata (Raf.) Rydb. ex A.W.Hill
seymeria, smooth
SEYCA Scrophulariaceae Seymeria cassioides (Walt.) Blake
seymeria, sticky SEYPE Scrophulariaceae Seymeria pectinata Pursh.
shattercane SORVU Gramineae Sorghum bicolor (L.) Moench
she-oak, Brazilian swamp
CSUGL Casuarinaceae Casuarina glauca Sieb.
shepherdsneedle SCAPV Umbelliferae Scandix pecten-veneris L.
shepherdspurse CAPBP Cruciferae Capsella bursa-pastoris (L.) Medicus
sibara SIBVI Cruciferae Sibara virginica (L.) Rollins
sicklegrass PHOIN Gramineae Parapholis incurva (L.) C.E.Hubb.
sicklepod CASOB Leguminosae Cassia obtusifolia L.
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sickleweed, longleaf
FALVU Umbelliferae Falcaria vulgaris Bernh.
sida, alkali SIDHE Malvaceae Sida hederacea (Dougl.) Torr.
sida, arrowleaf SIDRH Malvaceae Sida rhombifolia L.
sida, heartleaf SIDCO Malvaceae Sida cordifolia L.
sida, prickly SIDSP Malvaceae Sida alba L./Mill.
sida, southern SIDAC Malvaceae Sida acuta Burm. f.
signalgrass BRASS Gramineae Brachiaria sp.
signalgrass, broadleaf
BRAPP Gramineae Brachiaria platyphylla (Griseb.) Nash
signalgrass, fringed
BRACI Gramineae Brachiaria ciliatissima (Buckl.) Chase
signalgrass, narrowleaf
BRAPI Gramineae Brachiaria piligera (F.Muell.) Hughes
silkgrass CYRGR Compositae Chrysopsis graminifolia (Michx.) Nutt.
silk-reed NEYRE Gramineae Neyraudia reynaudiana (Kunth) Keng ex A.S.Hitchc.
silktree ALBJU Leguminosae Albizia julibrissin Durazz.
skeletonweed LYGJU Compositae Lygodesmia juncea (Pursh) D.Don
skullcap, hoary SCDIN Labiatae Scutellaria incana Biehler
skullcap, marsh SCDGA Labiatae Scutellaria galericulata L.
skunk-cabbage, common
SYLFO Araceae Symplocarpus foetidus (L.) Nutt.
smartweed, POLPT Polygonaceae Polygonum punctatum Ell.
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dotted
smartweed, green
POLSC Polygonaceae Polygonum scabrum Moench
smartweed, hedge
POLSD Polygonaceae Polygonum scandens L.
smartweed, marshpepper
POLHY Polygonaceae Polygonum hydropiper L.
smartweed, mild
POLHP Polygonaceae Polygonum hydropiperoides Michx.
smartweed, Pennsylvania
POLPY Polygonaceae Polygonum pensylvanicum L.
smartweed, prickly
POLBU Polygonaceae Polygonum bungeanum Turcz.
smartweed, swamp
POLCC Polygonaceae Polygonum coccineum Muhl. ex Willd.
smartweed, water
POLAM Polygonaceae Polygonum amphibium L.
smartweed, woolly
POLTO Polygonaceae Polygonum lapathifolium L. ssp. pallidum (With.) Fr.
smartweeds (annuals)
POLSS Polygonaceae Polygonum sp.
smellmelon CUMMD Cucurbitaceae Cucumis melo L. var. dudaim Naud.
smutgrass SPZPO Gramineae Sporobolus poiretti (Roem. & Schult.) Hitchc.
snakeroot, black CIMRA Ranunculaceae Cimicifuga racemosa (L.) Nutt.
snakeroot, button
ERXYU Umbelliferae Eryngium yuccifolium Michx.
snakeroot, white EUPRU Compositae Eupatorium rugosum Houtt.
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snakeweed GUESS Compositae Gutierrezia sp.
snakeweed, broom
GUESA Compositae Gutierrezia sarothrae (Pursh) Britt. & Rusby
snakeweed, threadleaf
GUEMI Compositae Gutierrezia microcephala (DC.) Gray
snapdragon ATHMM Scrophulariaceae Antirrhinum majus L.
snapdragon, dwarf
CHNMI Scrophulariaceae Chaenorrhinum minus (L.) Lange
sneezeweed, bitter
HENAM Compositae Helenium amarum (Raf.) H.Rock
sneezeweed, common
HENAU Compositae Helenium autumnale L.
sneezeweed, orange
HENHO Compositae Helenium hoopesii Gray
sneezeweed, purplehead
HENFL Compositae Helenium flexuosum Raf.
snowberry, common
SYPAL Caprifoliaceae Symphoricarpos albus (L.) S.F.Blake
snowberry, western
SYPOC Caprifoliaceae Symphoricarpos occidentalis Hook.
snowflake, summer
LEJAE Amaryllidaceae Leucojum aestivum L.
snow-on-the-mountain
EPHMG Euphorbiaceae Euphorbia marginata Pursh
soap plant CHLPO Liliaceae Chlorogalum pomeridianum (KER./DC.) Kunth
soapberry, western
SAKSD Sapindaceae Sapindus saponaria L. var. drummondii (H. & A.) L.Benson
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soda apple, tropical
SOLVI Solanaceae Solanum viarum Dunal
sophora, silky SOBSR Leguminosae Sophora sericea Nutt.
sorghum (volunteer)
SORSS Gramineae Sorghum sp.
sorghum, almum
SORAL Gramineae Sorghum almum Parod.
sorrel, green RUMAC Polygonaceae Rumex acetosa L.
sorrel, heartwing
RUMHA Polygonaceae Rumex hastatulus Baldw. ex Ell.
sorrel, red RUMAA Polygonaceae Rumex acetosella L.
sourgrass TRCIN Gramineae Trichachne insularis (L.) Mez ex Ekman
sourwood, common
OXDAR Ericaceae Oxydendrum arboreum (L.) DC.
sowthistle, annual
SONOL Compositae Sonchus oleraceus L.
sowthistle, marsh
SONAU Compositae Sonchus arvensis spp. uliginosus (Bieb.) Nyman
sowthistle, perennial
SONAR Compositae Sonchus arvensis L.
sowthistle, spiny
SONAS Compositae Sonchus asPer (L.) Hill
spanishneedles BIDBI Compositae Bidens bipinnata L.
spatterdock NUPLM Nymphaeaceae Nuphar luteum ssp. macroPhyllum (Small) E.O.Beal
spatterdock, Rocky Mountain
NUPLP Nymphaeaceae Nuphar luteum ssp. polysepalum (Engelm.)
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E.O.Beal
spearmint MENSP Labiatae Mentha spicata L.
speedwell, birdseye
VERPE Scrophulariaceae Veronica buxbaumii Tenore
speedwell, common
VEROF Scrophulariaceae Veronica officinalis L.
speedwell, corn VERAR Scrophulariaceae Veronica arvensis L.
speedwell, field VERAG Scrophulariaceae Veronica agrestis L.
speedwell, germander
VERCH Scrophulariaceae Veronica chamaedrys L.
speedwell, ivyleaf
VERHE Scrophulariaceae Veronica hederifolia L.
speedwell, longleaf
VERLO Scrophulariaceae Veronica longifolia L.
speedwell, Persian
VERPE Scrophulariaceae Veronica persica Poir.
speedwell, purslane
VERPG Scrophulariaceae Veronica peregrina L.
speedwell, slender
VERFI Scrophulariaceae Veronica filiformis Sm.
speedwell, Snow
VERBI Scrophulariaceae Veronica biloba L.
speedwell, thymeleaf
VERSE Scrophulariaceae Veronica serpyllifolia L.
speedwell, water
VERAA Scrophulariaceae Veronica anagallis-aquatica L.
speedwell, wayside
VERPO Scrophulariaceae Veronica polita Fries
speedwell, western purslane
VERPX Scrophulariaceae Veronica peregrina ssp. xalapensis (H.B.K.)
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Pennell
spicebush LIESS Lauraceae Lindera sp.
spiderflower CLEHA Capparidaceae Cleome hassleriana Chodat
spiderlily, red LYRRA Amaryllidaceae Lycoris radiata (L'Her.) Herb.
spiderling, Coulter
BOECO Nyctaginaceae Boerhavia coulteri (Hook. f.) S.Wats.
spiderling, erect BOEER Nyctaginaceae Boerhavia erecta L.
spiderling red BOEDI Nyctaginaceae Boerhavia diffusa L.
spiderwort, common
TRAOH Commelinaceae Tradescantia ohiensis Raf.
spiderwort, tropical
COMBE Commelinaceae Commelina benghalensis L.
spiderwort, white flowered
TRAFL Commelinaceae Tradescantia fluminensis Vell.
spikerush ELOSS Cyperaceae Eleocharis sp.
spikerush, beaked
ELORO Cyperaceae Eleocharis rostellata Torr.
spikerush, blunt ELOOB Cyperaceae Eleocharis obtusa (Willd.) Schultes
spikerush, creeping
ELOPA Cyperaceae Eleocharis palustris (L.) R. & S.
spikerush, dwarf
ELOPV Cyperaceae Eleocharis parvula (R. & S.) Link ex Buff, Nees & Sauer
spikerush, gulfcoast
ELOCE Cyperaceae Eleocharis cellulosa Torr.
spikerush, needle
ELOAC Cyperaceae Eleocharis acicularis (L.) R. & S.
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spikerush, slender
ELOBA Cyperaceae Eleocharis baldwinii (Torr.) Chapman
spikerush, sprouting
ELOVI Cyperaceae Eleocharis vivipara Link
spikerush, squarestem
ELOQU Cyperaceae Eleocharis quadrangulata (Michx.) R. & S.
spikeweed, common
HEZPU Compositae Hemizonia pungens (Hook. & Arn.) T. & G.
spoonflower PETSA Araceae Peltandra sagittifolia (Michx.) Morong
sprangletop LEFSS Gramineae Leptochloa sp.
sprangletop, Amazon
LEFPA Gramineae Leptochloa panicoides (Presl) Hitchc.
sprangletop, bearded
LEFFA Gramineae Leptochloa fascicularis (Lam.) Gray
sprangletop, Chinese
LEFCH Gramineae Leptochloa chinensis (L.) Nees
sprangletop, green
LEFDU Gramineae Leptochloa dubia (H.B.K.) Nees
sprangletop, Mexican
LEFUN Gramineae Leptochloa uninervia (Presl) Hitchc. & Chase
sprangletop, red LEFFI Gramineae Leptochloa filiformis (Lam.) Beauv.
spring beauty, broadleaf
CLACA Portulacaceae Claytonia caroliniana Michx.
spring beauty, narrowleaf
CLAVI Portulacaceae Claytonia virginica L.
spruce, white PIEGA Pinaceae Picea glauca (Moench) Voss
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spurge EPHSS Euphorbiaceae Euphorbia sp.
spurge, creeping EPHSN Euphorbiaceae Euphorbia serpens H.B.K.
spurge, cypress EPHCY Euphorbiaceae Euphorbia cyparissias L.
spurge, flowering
EPHCO Euphorbiaceae Euphorbia corollata L.
spurge, garden EPHHI Euphorbiaceae Euphorbia hirta L.
spurge, graceful EPHHY Euphorbiaceae Euphorbia indica Lam.
spurge, ground EPHPT Euphorbiaceae Euphorbia prostrata Ait.
spurge, hairy EPHVE Euphorbiaceae Euphorbia vermiculata Raf.
spurge, hyssop EPHHS Euphorbiaceae Euphorbia hyssopifolia L.
spurge, leafy EPHES Euphorbiaceae Euphorbia esula L.
spurge, littleleaf EPHMI Euphorbiaceae Euphorbia micromera Boiss. ex Engelm.
spurge, netseed EPHSQ Euphorbiaceae Euphorbia spathulata Lam.
spurge, nodding EPHNU Euphorbiaceae Euphorbia nutans Lag.
spurge, petty EPHPE Euphorbiaceae Euphorbia peplus L.
spurge, prostrate
EPHHT Euphorbiaceae Euphorbia humistrata Engelm. ex Gray
spurge, ridgeseed
EPHGL Euphorbiaceae Euphorbia glyptosperma Engelm.
spurge, spotted EPHMA Euphorbiaceae Euphorbia maculata L.
spurge, sun EPHHE Euphorbiaceae Euphorbia helioscopia L.
spurge, toothed EPHDE Euphorbiaceae Euphorbia dentata Michx.
spurge, toothed EPHSR Euphorbiaceae Euphorbia serrata L.
-
spurge, whitemargin
EPHAL Euphorbiaceae Euphorbia albomarginata T. & G.
spurry, corn SPRAR Caryophyllaceae Spergula arvensis L.
spurry, umbrella HLOUM Caryophyllaceae Holosteum umbellatum L.
squirreltail SITHY Gramineae Sitanion hystrix (Nutt.) J.G.Smith
St.Augustine grass, common
STPSE Gramineae Stenotaphrum americanum Schrank
St.Johnswort, common
HYPPE Hypericaceae Hypericum perforatum L.
St.Johnswort, golden
HYPFR Hypericaceae Hypericum frondosum Michx.
St.Johnswort, Irish
HYPCD Guttiferae Hypericum canadense L.
St.Johnswort, marsh
HYPVI Hypericaceae Hypericum viginicum L.
St.Johnswort, spotted
HYPPU Hypericaceae Hypericum punctatum Lam.
star of Bethlehem
OTGUM Liliaceae Ornithogalum umbellatum L.
star of Bethlehem, nodding
OTGNU Liliaceae Ornithogalum nutans L.
starbur, bristly ACNHI Compositae Acanthospermum hispidum DC.
starbur, Paraguay
ACNAU Compositae Acanthospermum australe (Loefl.) Ktze.
star-flower TNTBO Primulaceae Trientalis borealis Raf.
stargrass FINFI Cyperaceae Ficinia filiformis (Lam.) Schrad.
starthistle CENSS Compositae Centaurea sp.
-
starthistle, Iberian
CENIB Compositae Centaurea iberica Trev. ex Spreng.
starthistle, Malta
CENME Compositae Centaurea melitensis L.
starthistle, purple
CENCA Compositae Centaurea calcitrapa L.
starthistle, yellow
CENSO Compositae Centaurea solstitialis L.
starwort, Easterbell
STEHO Caryophyllaceae Stellaria holostea L.
starwort, little STEGR Caryophyllaceae Stellaria graminea L.
starwort, water MYTAQ Caryophyllaceae Myosoton aquaticum (L.) Moench
stickleaf, desert MNZMU Loasaceae Mentzelia multiflora (Nutt.) Gray
stickleaf, tenpetal
MNZDE Loasaceae Mentzelia decapetala (Pursh) Urban & Gilg.
stickleaf, whitestem
MNZAL Loasaceae Mentzelia albicaulis (Dougl. ex Hook.) T. & G.
stickseed, western
HACFL Boraginaceae Hackelia floribunda (Lehm.) I.M.Johnst.
sticktight, European
LPLSQ Boraginaceae Lappula echinata Gilib.
sticktight, western
LPLOC Boraginaceae Lappula occidentalis (S.Wats.) Greene
stinkgrass ERAME Gramineae Eragrostis major Host
stinkweed PLUCA Compositae Pluchea camphorata (L.) DC.
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stock, common MTLIN Cruciferae Matthiola incana (L.) R.Br.
stock, evening MTLLB Cruciferae Matthiola bicornis (Sibth. & Sm.) DC.
stock, Malcolm MAMAF Cruciferae Malcolmia africana (L.) R.Br.
stonecrop, live forever
SEDTE Crassulaceae Sedum telephium L.
stonecrop, mossy
SEDAC Crassulaceae Sedum acre L.
stonecrop, two row
SEDSU Crassulaceae Sedum spurium Bieb.
strawberry, wild FRAVI Rosaceae Fragaria virginiana Duchesne
sugarcane, wild SACSP Gramineae Saccharum spontaneum L.
sumac RHUSS Anacardiaceae Rhus sp.
sumac, dwarf RHUCO Anacardiaceae Rhus copallina L.
sumac, laurel RHULU Anacardiaceae Rhus laurina Nutt.
sumac, poison TOXVX Anacardiaceae Toxicodendron vernix (L.) O.Kuntze
sumac, prairie RHULA Anacardiaceae Rhus lanceolata (Gray) Britt.
sumac, shining RHUCH Anacardiaceae Rhus copallina L.
sumac, smooth RHUGL Anacardiaceae Rhus glabra L.
sumac, staghorn RHUTY Anacardiaceae Rhus typhina L.
sumac, sugar RHUOV Anacardiaceae Rhus ovata S.Wats.
summergrass DIGSA Gramineae Digitaria fimbriata Link
sumpweed, poverty
IVAAX Compositae Iva axillaris Pursh
-
sumpweed, rough
IVACI Compositae Iva ciliata Willd.
sundrops, perennial
OEOPE Onagraceae Oenothera perennis L.
sunflower (volunteer)
HELAN Compositae Helianthus annuus L.
sunflower, bright
HELLA Compositae Helianthus laetiflorus Pers.
sunflower, common
HELAN Compositae Helianthus annuus L.
sunflower, Maximilian
HELMA Compositae Helianthus maximilianii Schrad.
sunflower, prairie
HELPE Compositae Helianthus petiolaris Nutt.
sunflower, stiff HELRI Compositae Helianthus rigidus (Cass.) Desf.
supplejack, Alabama
BEHSC Rhamnaceae Berchemia scandens (Hill) K.Koch
swainsonpea SWASA Leguminosae Swainsonia salsula (Pall.) DC.
swallowwort, black
CYKNI Asclepiadaceae Cynanchum nigrum (L.) Pers.
swallowwort, white
CYKVI Asclepiadaceae Cynanchum vincetoxicum (L.) Pers.
sweetclover MEUSS Leguminosae Melilotus sp.
sweetclover, Indian
MEUIN Leguminosae Melilotus indica (L.) All.
sweetclover, tall yellow
MEUAT Leguminosae Melilotus altissima Thuill.
sweetclover, white
MEUAL Leguminosae Melilotus alba Medicus
-
sweetclover, yellow
MEUOF Leguminosae Melilotus officinalis (L.) Lam.
sweetfern COVPE Myricaceae Comptonia peregrina (L.) L.Coult.
sweetflag ACSCA Araceae Acorus calamus L.
sweetgum LIQST Hamamelidaceae Liquidambar styraciflua L.
sweetroot, spreading
OMRCH Umbelliferae Osmorhiza chilensis H. & A.
swinecress COPSQ Cruciferae Coronopus procumbens Gilbert
swordfern, common
NEHEX Dryopteridaceae Nephrolepis exaltata (L.) Schott.
sycamore, common
ACRPP Aceraceae Acer pseudoplatanus L.
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Weed Name
Bayer Code
Family
Genus
Species
tallowtree, Chinese
SAQSE Euphorbiaceae Sapium sebiferum (L.) Roxb.
tamarack LAXLA Pinaceae Larix americana Michx.
tamarisk, Chinese
TAACH Tamariscaceae Tamarix chinensis Lour.
tamarisk, French
TAAGA Tamariscaceae Tamarix gallica L.
tamarisk, athel TAAAP Tamariscaceae Tamarix aphylla (L.) Karsten
tamarisk, smallflower
TAAPA Tamariscaceae Tamarix parviflora DC.
tanoak LIADE Fagaceae Lithocarpus densiflorus
https://www.msu.edu/~zandstra/Complete-Weed-List/Weed-List-QY.htm#top#top�
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tansy, common
CHYVU Compositae Tanacetum vulgare L.
tansymustard DESSS Cruciferae Descurainia sp.
tansymustard, Menzies
DESPM Cruciferae Descurainia pinnata ssP. menziesii (DC.) Detl.
tansymustard, Richardson
DESRI Cruciferae Descurainia richardsonii (Sweet) O.E.Schulz
tansymustard, green
DESRB Cruciferae Descurainia pinnata ssp. brachycarpa (Richards.) Detl.
tansymustard, pinnate
DESPI Cruciferae Descurainia pinnata (Walt.) Britt.
tansymustard, western
DESRJ Cruciferae Descurainia richardsonii ssp. incisa (Engelm.) Detl.
tapegrass VAISP Hydrocharitaceae Vallisneria spiralis L.
taro,wild CXSES Araceae Colocasia esculenta (L.) Schott
tarragon ARTDR Compositae Artemisia dracunculus L.
tarweed MADSS Compositae Madia sp.
tarweed, Chilean
MADSC Compositae Madia capitata Nutt.
tarweed, cluster
MADGL Compositae Madia glomerata Hook.
tarweed, coast MADSA Compositae Madia sativa Molina
tarweed, hayfield
HEZCO Compositae Hemizonia congesta DC.
tarweed, palouse
AMSRE Boraginaceae Amsinckia retrorsa Suksd.
tarweed, MADEL Compositae Madia elegans D.Don
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showy
tarweed, virgate
HOQVI Compositae Holocarpha virgata (Gray) Keck
tasajillo OPULE Cactaceae Opuntia leptocaulis DC.
tasselflower EMIFO Compositae Emilia fosbergii Nichols./Nilson
tea, Labrador LEDGR Ericaceae Ledum groenlandicum Oeder
tea, New Jersey
CEAAM Rhamnaceae Ceanothus americanus L.
tearthumb, arrowleaf
POLSA Polygonaceae Polygonum sagittatum L.
teasel, common
DIWSI Dipsacaceae Dipsacus fullonum L.
teasel, cutleaf DIWLA Dipsacaceae Dipsacus laciniatus L.
teasel, fullers DIWSA Dipsacaceae Dipsacus sativus (L.) Honckeny
teaweed SIDSP Malvaceae Sida spinosa L.
telegraphplant HTTGR Compositae Heterotheca grandiflora Nutt.
tetterwort CHQMA Papaveraceae Chelidonium majus L.
texasweed CNPPA Euphorbiaceae Caperonia palustris (L.) St. Hil.
thimbleberry, western
RUBPA Rosaceae Rubus parviflorus Nutt.
thistle CIRSS Compositae Cirsium sp.
thistle, Canada CIRAR Compositae Cirsium arvense (L.) Scop.
thistle, Flodman
CIRFL Compositae Cirsium flodmanii (Rydb.) Arthur
thistle, Indian CIRED Compositae Cirsium edule Nutt
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thistle, Italian CRUPY Compositae Carduus pycnocephalus L.
thistle, Russian
SASKR Chenopodiaceae Salsola iberica Sennen & Pau
thistle, Scotch ONRAC Compositae Onopordum acanthium L.
thistle, barbwire Russian
SASPA Chenopodiaceae Salsola paulsenii Litv.
thistle, blessed CXDBE Compositae Cnicus benedictus L.
thistle, bull CIRVU Compositae Cirsium vulgare (Savi) Tenore
thistle, distaff CAULA Compositae Carthamus lanatus L.
thistle, field CIRDI Compositae Cirsium discolor (Muhl. ex Willd.) Spreng.
thistle, holy SLYMA Compositae Silybum marianum (L.) Gaertn.
thistle, leafy CIRFO Compositae Cirsium foliosum (Hook.) DC.
thistle, marsh CIRPA Compositae Cirsium palustre (L.) Scop.
thistle, musk CRUNU Compositae Carduus nutans L.
thistle, pasture CIRPU Compositae Cirsium pumilum (Nutt.) Spreng.
thistle, plumeless
CRUAC Compositae Carduus acanthoides L.
thistle, slenderflower
CRUTE Compositae Carduus tenuiflorus W.Curtis
thistle, tall CIRAL Compositae Cirsium altissimum (L.) Spreng.
thistle, wavyleaf
CIRUN Compositae Cirsium undulatum (Nutt.) Spreng.
thistle, welted CRUCR Compositae Carduus crisPus L.
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thistle, western
CIROC Compositae Cirsium occidentale (Nutt.) Jeps.
thistle, yellow CIRHO Compositae Cirsium horrldulum Michx.
thistle, yellowspine
CIROH Compositae Cirsium ochrocentrum Gray
thoroughwort, white
EUPAL Compositae Eupatorium album L.
threeawn, arrowfeather
ARKPU Gramineae Aristida purpurascens poir.
threeawn, prairie
ARKOL Gramineae Aristida oligantha Michx.
threeawn, red ARKLS Gramineae Aristida longiseta Steud.
threeawn, reverchon
ARKGL Gramineae Aristida glauca (Nees) Walp.
threeawn, sixweeks
ARKAD Gramineae Aristida adscensionis L.
threesquare, Olney
SCPOL Cyperaceae Scirpus olneyi Gray
threesquare, common
SCPAM Cyperaceae Scirpus americanus Pers.
tickclover, hoary
DEDCN Leguminosae Desmodium canescens (L.) DC.
tickclover, sessile
DEDSF Leguminosae Desmodium sessilifolium (Torr.) T. & G.
tickseed, hyssopleaf
CRQHY Chenopodiaceae Corispermum hyssopifolium L.
tidestromia, woolly
TIDLA Amaranthaceae Tidestromia lanuginosa (Nutt.) Standl.
timothy PHLPR Gramineae Phleum pratense L.
toadflax LINSS Scrophulariaceae Linaria sp.
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toadflax, Dalmatian
LINDA Scrophulariaceae Linaria genistifolia ssP. dalmatica (L.) Maire&Petitmengin
toadflax, Florida
LINFL Scrophulariaceae Linaria floridana Chapm.
toadflax, Texas
LINTX Scrophulariaceae Linaria texana Scheele
toadflax, oldfield
LINCA Scrophulariaceae Linaria canadensis (L.) Dumont
toadflax, striped
LINRP Scrophulariaceae Linaria repens (L.) Mill.
toadflax, yellow
LINVU Scrophulariaceae Linaria vulgaris Mill.
tobacco, desert NIOTR Solanaceae Nicotiana trigonophylla Dunal
tobacco, tree NIOGL Solanaceae Nicotiana glauca Graham
tobosagrass HILMU Gramineae Hilaria mutica (Buckl.) Benth.
toothcup ROTRA Lythraceae Rotala ramosior (L.) Koehne
toothcup, Indian
ROTIN Lythraceae Rotala indica (Willd.) Koehne
torpedograss PANRE Gramineae Panicum repens L.
toyon HTEAR Rosaceae Heteromeles arbutifolia (Aiton) M.Roemer
tree-of-heaven AILAL Simaroubaceae Ailanthus peregrina Barkl.
trefoil, birdsfoot
LOTCO Leguminosae Lotus corniculatus L.
trema, Florida TREMI Ulmaceae Trema micrantha (L.) Blume
trumpetcreeper CMIRA Bignoniaceae Campsis radicans (L.) Seem.
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ex Bureau
trumpetflower TECST Bignoniaceae Tecoma stans (L.) Juss. ex H.B.K.
tumblegrass SCEPA Gramineae Schedonnardus paniculatus (Nutt.) Trel.
turnip, wild BRSRA Cruciferae Brassica asperifolia Lam.
turnipweed RASRU Cruciferae Rapistrum rugosum (L.) All.
tussock, serrated
STDTR Gramineae Nassella trichotoma (Nees) Hack.
Top
Weed Name
Bayer Name
Family
Genus
Species
umbrellagrass, dwarf
FUIPU Cyperaceae Fuirena pumila (Torr.) Spreng.
umbrellagrass, shortbristle
FUIBR Cyperaceae Fuirena breviseta (Coville) Coville
umbrellagrass, squarrose
FUISQ Cyperaceae Fuirena squarrosa Michx.
umbrellagrass, unbranched
FUISI Cyperaceae Fuirena simplex Vahl
umbrellaplant, smallflower
CYPDI Cyperaceae Cyperus complanatus Forssk.
unicorn-plant PROLO Martyniaceae Martynia louisianica (Mill.)
urochloa, garden
UROPA Gramineae Urochloa panicoides Beauv.
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Weed Name
Bayer Code
Family
Genus
Species
https://www.msu.edu/~zandstra/Crop-Chem/Crop-Chem-List-A-Z/#top�https://www.msu.edu/~zandstra/Complete-Weed-List/Weed-List-QY.htm#top#top�
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valerian, common VALOF Valerianaceae Valeriana officinalis L.
vaseygrass PASUR Gramineae Paspalum urvillei Steud.
velvetgrass, German
HOLMO Gramineae Holcus mollis L.
velvetgrass, common
HOLLA Gramineae Holcus lanatus L.
velvetleaf ABUTH Malvaceae Abutilon theophrasti Medicus
ventenata VETDU Gramineae Ventenata dubia (Leers) Coss. in Dur.
venuslookingglass, common
TJDPE Campanulaceae Triodanis perfoliata (L.) Nieuwl.
venuslookingglass, small
TJDBI Campanulaceae Triodanis biflora (R. & P.) Greene
vernalgrass, sweet AOXOD Gramineae Anthoxanthum odoratum L.
vervain, Brazil VEBBS Verbenaceae Verbena brasiliensis Vell.
vervain, European VEBOF Verbenaceae Verbena officinalis L.
vervain, Jamaica STCJA Verbenaceae Stachytarpheta jamaicensis (L.) Vahl
vervain, blue VEBHA Verbenaceae Verbena hastata L.
vervain, hoary VEBST Verbenaceae Verbena stricta Vent.
vervain, mint VEBME Verbenaceae Verbena menthifolia Benth.
vervain, moss VEBTE Verbenaceae Verbena tenuisecta Briq.
vervain, prostrate VEBBR Verbenaceae Verbena bracteata Lag. & Rodr.
vervain, rose VEBCD Verbenaceae Verbena canadensis (L.) Britt.
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vervain, seashore VEBLI Verbenaceae Verbena litoralis H.B.K.
vervain, tall VEBBO Verbenaceae Verbena bonariensis L.
vervain, white VEBUR Verbenaceae Verbena urticifolia L.
vervains VEBSS Verbenaceae Verbena sp.
vetch, bird VICCR Leguminosae Vicia cracca L.
vetch, common VICSA Leguminosae Vicia sativa L.
vetch, hairy VICVI Leguminosae Vicia villosa Roth
vetch, hedge VICSE Leguminosae Vicia sepium L.
vetch, narrowleaf VICAN Leguminosae Vicia angustifolia L.
vetch, sand VICAC Leguminosae Vicia acutifolia Ell.
vetch, sparrow VICTE Leguminosae Vicia tetrasperma (L.) Schreb.
vetch, tiny VICHI Leguminosae Vicia hirsuta (L.) S.F.Gray
vetch, winter VICVV Leguminosae Vicia villosa ssp. varia (Host) Corb.
vetches VICSS Leguminosae Vicia sp.
viburnum, sweet VIBCS Caprifoliaceae Viburnum cassinoides L.
viburnum, sweet VIBLE Caprifoliaceae Viburnum lentago L.
vinegarweed TRMLA Labiatae Trichostema lanceolatum Benth.
violet, English VIOOD Violaceae Viola odorata L.
violet, common blue
VIOPP Violaceae Viola papilionacea Pursh
violet, field VIOAR Violaceae Viola arvensis Murr.
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violet, lanceleaf VIOLA Violaceae Viola lanceolata L.
violet, wild VIOSS Violaceae Viola sp.
top
Weed Name
Bayer Code
Family
Genus
Species
wahoo, eastern EUOAT Celastraceae Euonymus latifolius Marshall non Miller
wallflower ERYSS Cruciferae Erysimum sp.
wallflower, bushy ERYRE Cruciferae Erysimum repandum L.
wallflower, tall wormseed
ERYHI Cruciferae Erysimum hieraciifolium L.
wallflower, tall wormseed
ERYHI Cruciferae Erysimum strictum Gaertn., Mey. & Scherb.
wallflower, western ERYAS Cruciferae Erysimum asperum (Nutt.) DC.
walnut IUGSS Juglandaceae Juglans sp.
waltheria, Florida WALAM
Sterculiaceae Waltheria americana L.
waltheria, Indian WALAM
Sterculiaceae Waltheria indica L.
wanderingjew, green TRAAL Commelinaceae Tradescantia albiflora Kunth
water-bent POHVI Gramineae Polypogon semiverticillatus (Forsk.) Hyl.
water-thyme HYLLI Hydrocharitaceae
Hydrilla verticillata (L. f.) Royle
waterbuttercup, white
RANTR Ranunculaceae Ranunculus aquatilis L. var. capillaceus
https://www.msu.edu/~zandstra/Complete-Weed-List/Weed-List-QY.htm#top#top�
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(Thuill.) DC.
waterbuttercup, yellow
RANFB Ranunculaceae Ranunculus flabellaris Raf.
watercress NAAOF Cruciferae Nasturtium officinale R.Br.
watergrass ECHSS Gramineae many many
watergrass, early ECHOR Gramineae Echinochloa crus-galli (L.) P.B. var. oryzoides (Vas.) Ohwi
watergrass, late ECHOR Gramineae Echinochloa oryzoides (Ard.) Fritsch
watergrass, southern HYFCA Gramineae Hydrochloa caroliniensis P. Beauv. HYFCA
waterhemlock CIUSS Umbelliferae Cicuta sp.
waterhemlock, spotted
CIUMC Umbelliferae Cicuta maculata L.
waterhemlock, western
CIUDO Umbelliferae Cicuta douglasii (DC.) Coult. & Rose
waterhemp, common AMATA Amaranthaceae Amaranthus rudis Sauer
waterhemp, tall AMATU Amaranthaceae Amaranthus tuberculatus (Moq.) J.D.Sauer
waterhyacinth EICCR Pontederiaceae Eichhornia crassipes (Mart.) Solms
waterhyacinth, anchored
EICAZ Pontederiaceae Eichhornia azurea (Sw.) Kunth
waterhyssop BAOSS Scrophulariaceae Bacopa sp.
waterhyssop, Carolina
BAOCA Scrophulariaceae Bacopa caroliniana (Walt.) B.L.Robins.
waterhyssop, Eisen BAOEI Scrophulariaceae Bacopa eisenii (Kell.)
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Pennell
waterhyssop, Monnier
BAOMO Scrophulariaceae Bacopa monnieri (L.) Pennell
waterhyssop, disc BAORO Scrophulariaceae Bacopa rotundifolia (Michx.) Wettst.
waterhyssop, nameless
BAOIN Scrophulariaceae Bacopa innominata (Gomez Maza) Alain
waterlettuce PIIST Araceae Pistia stratiotes L.
waterlily, Fenzel NYMBF Nymphaeaceae Nymphaea blanda G.F.W.Mey. var. fenzliama (Lehm.) Caspary
waterlily, Mexican NYMME Nymphaeaceae Nymphaea mexicana Zucc.
waterlily, blue NYNEL Nymphaeaceae Nymphaea elegans Hook.
waterlily, cape blue NYMCP Nymphaeaceae Nymphaea capensis Thunb.
waterlily, fragrant NYMOR Nymphaeaceae Nymphaea odorata Ait.
waterlily, large NYMAM
Nymphaeaceae Nymphaea ampla (Salisb.) DC.
waterlily, magnolia NYMTU Nymphaeaceae Nymphaea tuberosa Paine
waterlily, yellow NUPLU Nymphaeaceae Nuphar luteum (L.) Sibth. & Sm.
watermeal, common WOLCO Lemnaceae Wolffia columbiana Karst.
watermeal, pimpled WOLPA Lemnaceae Wolffia papulifera C.H.Thomps.
watermeal, spotted WOLPU Lemnaceae Wolffia punctata Griseb.
watermelon CITLA Cucurbitaceae Citrullus lanatus (Thunb.)
-
Matsum. & Nakai
watermilfoil, Eurasian
MYPSP Haloragaceae Myriophyllum spicatum L.
watermilfoil, eastern MYPPI Haloragaceae Myriophyllum pinnatum (Walt.) B.S.P.
watermilfoil, lax MYPLA Haloragaceae Myriophyllum laxum Shuttlew. ex Chapman
watermilfoil,northern
MYPSE Haloragaceae Myriophyllum exalbescens Fern.
watermilfoil, variable
MYPHE Haloragaceae Myriophyllum heterophyllum Michx.
watermilfoil, whorled
MYPVE Haloragaceae Myriophyllum verticillatum L.
waterparsnip SIUSU Umbelliferae Sium suave Walt.
waterplantain, common
ALSPA Alismataceae Alisma plantago-aquatica L.
waterplantain, lanceleaved
ALSLA Alismataceae Alisma lanceolatum With.
waterplantain, narrowleaf
ALSGR Alismataceae Alisma gramineum J.C.Gmel.
waterpod ELSNY Hydrophyllaceae Ellisia nyctelea L.
waterprimrose LUDSS Onagraceae Ludwigia sp.
waterprimrose, Uruguay
LUDUR Onagraceae Ludwigia uruguayensis (Camb.) Hara
waterprimrose, bushy
LUDAL Onagraceae Ludwigia alternifolia L.
waterprimrose, creeping
LUDPE Onagraceae Ludwigia peploides (H.B.K.) Raven
waterprimrose, floating
LUDRE Onagraceae Ludwigia repens Forst.
-
waterprimrose, winged
IUSDE Onagraceae Ludwigia decurrens Walt.
waterpurslane PPLPO Lythraceae Peplis portula L.
watershield BRESS Cabombaceae Brasenia sp.
watersprite CESTH Parkeriaceae Ceratopteris thalictroides (L.) Brongn.
waterstargrass HETDU Pontederiaceae Heteranthera dubia (Jacq.) Macm.
waterstarwort CLTPA Callitrichaceae Callitriche verna L.
waterstarwort, European
CLTST Callitrichaceae Callitriche stagnalis Scop.
waterwillow, American
IUIAM Acanthaceae Justicia americana (L.) Vahl
waterwort ELTTR Elatinaceae Elatine triandra Schkuhr
waterwort, small ELTMI Elatinaceae Elatine minima (Nutt.) Fisch. & Mey.
waxmyrtle, southern MYRCE Myricaceae Myrica cerifera L.
wedelia, trailing WEDTR Compositae Wedelia trilobata (L.) Hitchc.
wedgescale grass, prairie
SFPOB Gramineae Sphenopholis obtusata (Michx.) Scribn.
wheat (volunteer) TRZSS Gramineae Triticum aestivum L.
wheatgrass, bluebunch
AGRSP Gramineae Agropyron spicatum (Pursh) Scribn. & Sm.
wheatgrass, crested AGRCR Gramineae Agropyron cristatum (L.) Gaertn.
wheatgrass, intermediate
AGRIT Gramineae Agropyron intermedium (Host) P.
-
Beauv.
wheatgrass, pubescent
AGRTP Gramineae Agropyron tricophorum (Link) Richt.
wheatgrass, slender AGRTR Gramineae Elymus trachycaulus (Link) Gould ex Shinners
wheatgrass, tall AGREL Gramineae Elytrigia elongata (Host) Nevski
wheatgrass, western AGRSM Gramineae Agropyron tsukushiense (Honda) Ohwi var. transiens (Hack.) Ohwi
whitebrush, Texas ALYLY Verbenaceae Aloysia lycioides Cham.
whitetop CADSS Cruciferae Cardaria sp.
whitetop, hairy CADPU Cruciferae Cardaria pubescens (C.A.Mey.) Jarmolenko
whitetop, lens-podded
CADDC Cruciferae Cardaria chalepensis (L.) Hand.-Mazz.
whitlowgrass, spring ERPVE Cruciferae Draba verna L.
whitlowgrass, wood DRBNE Cruciferae Draba nemorosa L.
wildbean, smoothseed
SRTLE Leguminosae Strophostyles leiosperma (T. & G.) Piper
wildbean, trailing SRTHE Leguminosae Strophostyles helvula (L.) Ell.
wildcucumber, western
ECNOR Cucurbitaceae Marah oreganus (T. & G.) T.J.Howell
wildindigo, yellow BAPTI Leguminosae Baptisia tinctoria (L.) R.Br.
wildrice, interior ZIZAI Gramineae Zizania aquatica L. var. interior
wildrose ROSSS Rosaceae Rosa sp.
-
wildrye ELYSS Gramineae Elymus sp.
wildrye, Virginia ELYVI Gramineae Elymus virginicus L.
willow SAXSS Salicaceae Salix sp.
willow, Florida SAXFL Salicaceae Salix floridana Chapman
willow, black SAXNI Salicaceae Salix nigra Marsh.
willow, coastal plain SAXCR Salicaceae Salix caroliniana Michx.
willow, coyote SAXEX Salicaceae Salix exigua Nutt.
willow, crack SAXFR Salicaceae Salix fragilis L.
willow, goat SAXCP Salicaceae Salix caprea L.
willow, laurel SAXPE Salicaceae Salix pentandra L.
willow, longfruited primrose
LUDOC Onagraceae Ludwigia octovalvis (Jacq.) Raven
willow, prairie SAXHM Salicaceae Salix humilis Marsh.
willow, primrose LUDPV Onagraceae Ludwigia peruviana (L.) Hara
willow, sandbar SAXIN Salicaceae Salix interior Rowles
willow, silky SAXSE Salicaceae Salix sericea Marsh.
willow, weeping SAXBA Salicaceae Salix babylonica L.
willow, white SAXAL Salicaceae Salix alba L.
willowweed, American
EPIAC Onagraceae Epilobium adenocaulon Hausskn.
willowweed, Arctic EPIDA Onagraceae Epilobium davuricum Fisch.
willowweed, hairy EPIHI Onagraceae Epilobium hirsutum L.
willowweed, panicle EPIPC Onagraceae Epilobium paniculatum
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Nutt. ex T. & G.
windgrass APEIN Poaceae Apera interrupta (L.) P.Beauv.
windmillgrass, tumble
CHRVE Gramineae Chloris verticillata Nutt.
winklegrass ISCRU Gramineae Ischaemum rugosum Salisb.
wintergreen, aromatic
GAHPR Ericaceae Gaultheria procumbens L.
wintergreen, round-leaved
PYWRO Pyrolaceae Pyrola rotundifolia L.
wiregrass ELEIN Gramineae Eleusine indica (L.) Gaertn.
wirelettuce, desert STOPA Compositae Stephanomeria
pauciflora (Torr.) Nutt.
wirelettuce, slender STOTE Compositae Stephanomeria
tenuifolia (Torr.) Hall
witchgrass PANCA Gramineae Panicum brevifolium (Link) Kunth
witchweed STRLU Scrophulariaceae Striga asiatica (L.) Ktze.
witchweed, cowpea STRGE Scrophulariaceae Striga gesnerioides (Willd.) Vatke
woad, dyers ISATI Cruciferae Isatis tinctoria L.
wolfberry, Berlandier
LYUBE Solanaceae Lycium berlandieri Dunal
woodrush, common LUUMU Juncaceae Luzula campestris (L.) DC. ssp. multiflora
woodsorrel OXASS Oxalidaceae Oxalis sp.
woodsorrel, European
OXAEU Oxalidaceae Oxalis europaea Jordan
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woodsorrel, Florida yellow
OXAFL Oxalidaceae Oxalis florida Salisb.
woodsorrel, creeping OXACO Oxalidaceae Oxalis corniculata L.
woodsorrel, violet OXACB Oxalidaceae Oxalis corymbosa DC.
woodsorrel, yellow OXAST Oxalidaceae Oxalis stricta L.
woolgrass ANZPU Gramineae Anthephora hochstetteri Nees ex Hochst.
wormwood ARTSS Compositae Artemisia sp.
wormwood, Louisiana
ARTLU Compositae Artemisia ludoviciana Nutt.
wormwood, absinth ARTAB Compositae Artemisia absinthium L.
wormwood, annual ARTAN Compositae Artemisia annua L.
wormwood, beach ARTST Compositae Artemisia stelleriana Bess.
wormwood, biennial ARTBI Compositae Artemisia biennis Willd.
wormwood, southern
ARTAT Compositae Artemisia abrotanum L.
woundwort, marsh STAPA Labiatae Stachys palustris L.
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Weed Name
Bayer Code
Family
Genus
Species
yankeeweed EUPCO Compositae Eupatorium compositifolium Walt.
yarrow, common
ACHMI Compositae Achillea millefolium L.
yarrow, sneezewort
ACHPT Compositae Achillea ptarmica L.
yarrow, ACHLA Compositae Achillea lanulosa Nutt.
https://www.msu.edu/~zandstra/Complete-Weed-List/Weed-List-QY.htm#top#top�
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western
yaupon ILEVO Aquifoliaceae Ilex vomitoria Ait.
yaupon, deciduous
ILEDE Aquifoliaceae Ilex decidua Walt.
yellowcress, great
RORAM Cruciferae Rorippa amphibia (L.) Bess.
yellowcress, marsh
RORIS Cruciferae Rorippa islandica (Oeder) Borbas
yellowcress, spreading
RORSN Cruciferae Rorippa sinuata (Nutt.) A.S.Hitchc.
yellowcress, terete
RORTE Cruciferae Rorippa teres (Michx.) Stuckey
yerba mansa
ANFCA Saururaceae Anemopsis californica (Nutt.) H. & A.
yucca UCCSS Agavaceae Yucca sp.
yucca, Great Plains
UCCGC Agavaceae Yucca glauca Nutt. ex Fraser
yucca, soaptree
UCCEL Agavaceae Yucca elata Engelm.
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